Borla 140797 ATAK Cat-Back Exhaust System for 14-19 Chevy Silverado/Sierra 5.3L

Vehicle Fitment

• 2014-2018 Chevrolet Silverado 1500 and 2014-2018 GMC Sierra 1500 (5.3-L V8; RWD or 4WD; Extended/Crew/Regular Cab; standard or short bed)
• 2019 Silverado/Sierra 1500 LD (5.3-L V8; same body and drivetrain configurations)

Fitment Notes

• ATAK cat-back system delivers dual side exit with bright chrome or black-chrome 4- round rolled-angle tips
• Designed specifically for 5.3-L V8 models only; not compatible with 6.2-L or diesel engine variants
• Bolt-on design uses OEM hangers - no cutting, welding or fabrication required

Features

• Borla ATAK mufflers tuned for maximum aggressive street-legal sound
• Mandrel-bent 2.75- inlet into muffler and 2.25- dual outlets for high flow
• Dual side-exit 4- rolled-angle tips in either polished or black-chrome finish
• Dyno-tested to deliver measurable horsepower and torque gains
• T-304 stainless steel construction for superior strength and corrosion resistance
• Easy bolt-on installation with factory hardware
• Manufactured in the USA and covered by Borla's Million-Mile Limited Warranty
• Drone-free volume even at high RPMs

Specifications

• System Type: ATAK Cat-Back Exhaust System
• Piping: 2.75- - dual 2.25-
• Tip Size: 4- round rolled-angle (bright or black chrome)
• Material: 100% T-304 stainless steel
• Fitment: Silverado/Sierra 1500 5.3-L V8 (2014-2018; and 2019 LD only), both AWD/RWD and cab/bed configs
• Weight: ~60-lb boxed
• Warranty: One Million-Mile Limited

Included Components

• Full cat-back system (mid-pipe, rear section, muffler)
• 2- 4- rolled-angle side-exit exhaust tips
• All necessary clamps, hangers, gaskets, and instructions

Product Description

The Borla 140797 ATAK Cat-Back Exhaust System is engineered for 2014-2018 Chevy Silverado 1500 and GMC Sierra 1500, as well as 2019 LD models equipped with the 5.3-L V8 engine. Designed for drivers seeking maximum street-legal volume, this system features Borla's ATAK mufflers and mandrel-bent stainless tubing for bold tone and performance.

With a 2.75- inlet feeding dual 2.25- outlets and side-exit mounting, the system exits through 4- rolled-angle tips in polished or black-chrome finishes. Installation is true bolt-on using factory hardware - no cutting or welding - retaining OEM style and function.

Constructed from aerospace-grade T-304 stainless steel in the USA and backed by Borla's Million-Mile Warranty, the 140797 delivers aggressive sound, increased exhaust efficiency, and a reliable, long-lasting solution for Silverado and Sierra 5.3-L enthusiasts.